Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12387750 | DFH heater design | Siu Yin Ngan, Ellis Cha | 2025-08-12 |
| 12094497 | Optimizing a current distribution in write heads for efficient energy-assisted magnetic recording | Shehrin Sayed, Wenyu Chen, Yue Liu, Tetsuya Roppongi, Haowen REN +3 more | 2024-09-17 |
| 12073857 | Perpendicular magnetic recording head equipping a spin torque oscillator element with an electric current in side gaps | Kei Hirata, Yue Liu, Jiun-Ting Lee, Weihao Xu | 2024-08-27 |
| 11973310 | Light source unit and thermally-assisted magnetic head | Takashi Honda, Kwun Pan Ng, Makoto Kawato | 2024-04-30 |
| 11289116 | Patterned reader shields for a cooler reader | Yuhui Tang, Siu Yin Ngan, Qinghua Zeng, Ellis Cha | 2022-03-29 |
| 11211084 | Protective shields under touchdown conditions for thermally assisted perpendicular magnetic recording | Qinghua Zeng, Siu Yin Ngan, Ellis Cha | 2021-12-28 |
| 10811034 | Heat sink structure for microwave-assisted magnetic recording (MAMR) head | Yan Wu | 2020-10-20 |
| 10629233 | Bumper pad design for TAMR drives | Siu Yin Ngan, Qinghua Zeng, Ellis Cha, Xuhui Jin | 2020-04-21 |
| 10566013 | Semiconductor laser for thermally-assisted magnetic recording head | Takashi Honda, Ryo Hosoi, Wah Chun Chan, Makoto Kawato, Dayu Zhou +1 more | 2020-02-18 |
| 10482905 | Magnetic core and coil design for double perpendicular magnetic recording (PMR) writers | Yuhui Tang, Moris Dovek | 2019-11-19 |
| 10360935 | Dual write heater for slider surface topography control in double perpendicular magnetic recording (PMR) writers | Siu Yin Ngan, Qing Hua Zeng, Ellis Cha | 2019-07-23 |
| 10311900 | Magnetic core and coil design for double perpendicular magnetic recording (PMR) writers | Yuhui Tang, Moris Dovek | 2019-06-04 |
| 10279451 | Dual perpendicular magnetic recording (PMR) writer application with special up and down head assignment for best areal density in hard disk drive (HDD) | Yue Liu, Yuhui Tang, Moris Dovek | 2019-05-07 |
| 9659584 | Dynamic flying height read/write head with off-track contact capability at touch down in hard disk drives | — | 2017-05-23 |
| 9218830 | Magnetic pole self-annealing with current injection in perpendicular magnetic recording (PMR) | Yan Wu | 2015-12-22 |
| 9105287 | Method of forming a PMR writer device with multi-level tapered write pole | Zhigang Bai, Yan Wu, Moris Dovek | 2015-08-11 |
| 9025280 | PMR writer device with multi-level tapered write pole | Zhigang Bai, Yan Wu, Moris Dovek | 2015-05-05 |
| 8881376 | Method of manufacturing a perpendicular magnetic recording head laminated with AFM-FM phase change material | Yuchen Zhou, Kenichi Takano, Kunliang Zhang, Liejie Guan, Moris Dovek +1 more | 2014-11-11 |
| 8848495 | Plasmon generator self-annealing with current injection in TAMR | Yan Wu | 2014-09-30 |
| 8817425 | Dual-piece heat sink layer for robust reader in magnetic recording head | Yan Wu, Glen Garfunkel, Min Li | 2014-08-26 |
| 8810962 | Insertion under read shield for improved read gap actuation in dynamic flying height | Yan Wu | 2014-08-19 |
| 8670212 | PMR writer device with multi-level tapered write pole | Zhigang Bai, Yan Wu, Moris Dovek | 2014-03-11 |
| 8654618 | TAMR structure with HDI sensor for head-disk interference and temperature rise sensing | Xuhui Jin, Xiaohua Lou | 2014-02-18 |
| 8593915 | Thermally-assisted magnetic recording head capable of reducing the transient protrusion of an antenna | Erhard Schreck, Kouji Shimazawa, Po-Kang Wang | 2013-11-26 |
| 8446692 | Perpendicular magnetic recording head laminated with AFM-FM phase change material | Yuchen Zhou, Kenichi Takano, Kunliang Zhang, Liejie Guan, Moris Dovek +1 more | 2013-05-21 |